Bird feeder



FIG. 1 is a perspective view of a bird feeder, showing my new design;

FIG. 2 is a rear-elevational view of the side not seen in FIG. 1, abottle being shown in phantom lines, said phantom lines being forillustrative purposes only and not to be considered part of the design;

FIG. 3 is a side-elevational view thereof; and

FIG. 4 is a bottom-plan view thereof.

The ornamental design for a bird feeder, as shown and described.